Spring Boot Configuration Priority Order: CLI, Env Vars & Profiles java Spring Spring Boot Spring Boot 3 Spring Core by devs5003 - May 11, 2026May 19, 20260 Spring Boot Configuration Priority Order If you have ever stared at your Spring Boot application wondering "Why is it picking the wrong port?" or "Where is this database URL coming from?" You are not alone. One of the most common sources of confusion among Java developers is how Spring Boot decides which configuration value to use when the same property is defined in multiple places. This guide breaks down the externalized configuration property priority into a simple, visual hierarchy that you can bookmark for your next project or technical interview. What Is Externalized Configuration in Spring Boot? As per Spring Boot official documentation on externalized configuration, Externalized configuration means keeping your application settings outside your compiled code so you can change behavior without rebuilding the JAR. Spring Boot supports multiple
Microservices Architecture in Java Microservices java Spring Cloud by devs5003 - March 10, 2021May 20, 202617 microservices architecture in java The term Microservices was first introduced by Martin Fowler and used at a software architects’ workshop in 2011 for the first time. It is making a tremendous popularity among the development organizations' day by day. Likewise, the demand of Microservices developers is increasing exponentially, particularly using microservices architecture in java. But have you ever thought that why it is becoming so popular? If you are not aware of Microservices Architecture, you just need to spend some minutes with me. You will observe that maximum number of your doubts are already clear, and the remaining you will be able to clear yourself while developing a project using this concept. However, theoretically taking on microservices is easy, but practically it